diff --git a/Makefile b/Makefile
index 76630aa8ac5dd6c22ee9246c87df961886fd4b5d..a27024735b16053cc6874540dec5427cb5607fee 100644
--- a/Makefile
+++ b/Makefile
@@ -57,10 +57,10 @@ get_python_requirements_from_txt:
 
 setup_pip_install:
 	@echo "pip_install"
-	pip install -r requirements/build.in
-	pip install -r requirements/docs.in
-	pip install -r requirements/tests.in
-	pip install -r requirements/dev.in
+	pip install -r requirements/build.txt
+	pip install -r requirements/docs.txt
+	pip install -r requirements/tests.txt
+	pip install -r requirements/dev.txt
 	pip check
 
 love: